[Status of obstetrical emergency syndrome in Tokyo].
D001803:Blood Transfusion; D004630:Emergencies; D005260:Female; D006280:Health Workforce / Q000600:supply & distribution; D006801:Humans; D006473:Postpartum Hemorrhage / Q000453:epidemiology; D011247:Pregnancy; D011248:Pregnancy Complications / Q000453:epidemiology* / Q000628:therapy; D014041:Tokyo